Sprinkler head



FIG. 1 is a front elevational view of a sprinkler head showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a side elevational view thereof.

The broken line representation of a container in FIG. 5 is for purpose of illustration only. 

The ornamental design for a sprinkler head, as shown and described. 